Pronunciation: (mu-skē'tō-fish"), [key]
—pl. (esp. collectively) -fish, (esp. referring to two or more kinds or species) -fish•es.
any of several fishes that feed on mosquito larvae, as Gambusia affinis, found in the southeastern U.S., now introduced into other parts of the world for mosquito control.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.